Crate GX-120 - Lead preset

Verified · 88/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The GX-120 is a 120-watt solid-state guitar amp from Crate's GX series; the GX-212 is the 2x12 combo version of the same circuit. Channel A is a gain channel with a Shape control and a 3-band EQ, and Channel B is a clean channel with its own 3-band EQ and a bright switch. It also has reverb and an effects insert, and an NE5532 preamp drives a transistor power amp. It is a loud, simple and durable gigging amp.

• Wattage: 120W
• Channels: 2

Tags: american, solid-state, two-channel, reverb, high-wattage.

Schematic-derived preset files for the Neural DSP Quad Cortex and 16 Fractal and Line 6 modelers: Axe-Fx II/XL/XL+, Axe-Fx III, FM3, FM9, and the full Helix family (Floor, LT, Rack, HX Stomp, HX Stomp XL, Native).

Gridleak extracts amp parameters from original circuit schematics using AI vision — component values, gain staging, tone stack topology, tube types — then generates native preset files for every supported modeler. Every extraction is scored 0–100 and the score is published.